java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/toy/procedural-example-07b.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:09,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:09,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:09,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:09,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:09,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:09,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:09,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:09,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:09,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:09,363 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:09,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:09,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:09,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:09,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:09,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:09,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:09,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:09,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:09,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:09,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:09,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:09,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:09,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:09,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:09,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:09,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:09,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:09,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:09,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:09,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:09,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:09,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:09,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:09,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:09,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:09,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:09,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:09,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:09,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:09,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:09,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:09,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:09,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:09,442 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:09,442 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:09,443 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-07b.bpl [2019-08-06 16:55:09,444 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-07b.bpl' [2019-08-06 16:55:09,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:09,477 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:09,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:09,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:09,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:09,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:09" (1/1) ... [2019-08-06 16:55:09,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:09" (1/1) ... [2019-08-06 16:55:09,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:09" (1/1) ... [2019-08-06 16:55:09,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:09" (1/1) ... [2019-08-06 16:55:09,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:09" (1/1) ... [2019-08-06 16:55:09,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:09" (1/1) ... [2019-08-06 16:55:09,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:09" (1/1) ... [2019-08-06 16:55:09,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:09,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:09,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:09,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:09,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-06 16:55:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:55:09,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:55:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-08-06 16:55:09,602 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-08-06 16:55:09,822 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:55:09,823 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:09,824 INFO L202 PluginConnector]: Adding new model procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:09 BoogieIcfgContainer [2019-08-06 16:55:09,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:09,824 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:09,824 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:09,825 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:09,827 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "procedural-example-07b.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:09" (1/1) ... [2019-08-06 16:55:09,839 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:09,843 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:09,853 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:55:09,867 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:09,869 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:55:09,912 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:09,912 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:09,915 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (= g 0) (= 3 g)) [2019-08-06 16:55:09,915 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:09,921 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:09,923 INFO L168 Benchmark]: Toolchain (without parser) took 445.63 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 95.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:09,925 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:09,926 INFO L168 Benchmark]: Boogie Preprocessor took 43.31 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 108.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:09,928 INFO L168 Benchmark]: RCFGBuilder took 302.11 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 99.5 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:09,929 INFO L168 Benchmark]: Symbolic Interpretation took 96.77 ms. Allocated memory is still 133.7 MB. Free memory was 99.5 MB in the beginning and 95.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:09,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 21]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.31 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 108.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.11 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 99.5 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 96.77 ms. Allocated memory is still 133.7 MB. Free memory was 99.5 MB in the beginning and 95.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...